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‎vectoreffect/AbstractVectorEffect.java‎

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/*
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* Copyright (c) 2009-2026 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.jme3.vectoreffect;
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import com.jme3.app.state.AppStateManager;
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import java.util.ArrayList;
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/**
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* @author yaRnMcDonuts
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*/
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public abstract class AbstractVectorEffect implements VectorEffect {
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protected VectorGroup vectorsToModify;
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private final ArrayList<Runnable> onFinishedCallbacks = new ArrayList<>();
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protected boolean isFinished = false;
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public AbstractVectorEffect(){
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}
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public AbstractVectorEffect(VectorGroup vectorsToModify) {
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this.vectorsToModify = vectorsToModify;
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}
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@Override
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public void setIsFinished(boolean isFinished) {
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this.isFinished = isFinished;
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if (isFinished) {
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for(Runnable r : onFinishedCallbacks) {
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r.run();
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}
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onFinishedCallbacks.clear();
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}
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}
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@Override
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public VectorGroup getVectorsToModify(){
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return vectorsToModify;
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}
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@Override
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public boolean isFinished() {
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return isFinished;
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}
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@Override
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public void reset() {
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isFinished = false;
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}
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public void registerRunnableOnFinish(Runnable runnable) {
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onFinishedCallbacks.add(runnable);
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}
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@Override
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public void update(float tpf){
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}
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// convenience registration method so users can avoid repeatedly writing this AppState fetching code
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public void convenienceRegister(AppStateManager stateManager) {
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if(stateManager != null){
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VectorEffectManagerState vectorEffectManagerState = stateManager.getState(VectorEffectManagerState.class);
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if(vectorEffectManagerState != null){
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vectorEffectManagerState.registerVectorEffect(this);
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}
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}
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}
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}
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‎vectoreffect/EaseVectorEffect.java‎

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/*
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* Copyright (c) 2009-2026 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.jme3.vectoreffect;
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import com.jme3.math.EaseFunction;
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import com.jme3.math.Easing;
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import com.jme3.math.Vector4f;
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/**
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*
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* @author yaRnMcDonuts
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*/
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public final class EaseVectorEffect extends AbstractVectorEffect implements VectorEffect {
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private VectorGroup targetVectors;
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private VectorGroup startVectors;
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private float duration = 0f;
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private float easeTimer = 0f;
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private float delay = 0f;
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private float delayTimer = 0f;
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private EaseFunction easeFunction = Easing.linear;
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private final Vector4f tempTargetVec = new Vector4f();
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private final Vector4f tempStartVec = new Vector4f();
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public EaseVectorEffect(VectorGroup vectorToModify) {
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super(vectorToModify);
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}
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public EaseVectorEffect(VectorGroup vectorToModify, VectorGroup targetVector, float duration) {
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this(vectorToModify);
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setEaseToValueOverDuration(duration, targetVector);
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}
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public EaseVectorEffect(VectorGroup vectorToModify, VectorGroup targetVector, float duration,
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float delay) {
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this(vectorToModify);
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setEaseToValueOverDuration(duration, targetVector);
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setDelayTime(delay);
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}
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public EaseVectorEffect(VectorGroup vectorToModify, VectorGroup targetVector, float duration,
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EaseFunction easeFunction) {
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this(vectorToModify, targetVector, duration);
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setEaseFunction(easeFunction);
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}
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public EaseVectorEffect(VectorGroup vectorToModify, VectorGroup targetVector, float duration,
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EaseFunction easeFunction, float delay) {
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this(vectorToModify, targetVector, duration);
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setEaseFunction(easeFunction);
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setDelayTime(delay);
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}
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@Override
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public void update(float tpf) {
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super.update(tpf);
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if (delayTimer <= delay) {
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delayTimer += tpf;
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return;
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}
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if (startVectors == null) {
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startVectors = vectorsToModify.clone();
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}
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easeTimer += tpf;
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float t = Math.min(easeTimer / duration, 1f);
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float easedT = easeFunction.apply(t);
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for(int v = 0; v < vectorsToModify.getSize(); v++){
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int targetIndex = Math.min(v, targetVectors.getSize() - 1); //allows multiple vectors to share a lesser number of targets if desired
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targetVectors.getAsVector4(targetIndex, tempTargetVec);
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startVectors.getAsVector4(v, tempStartVec);
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tempTargetVec.subtractLocal(tempStartVec);
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tempTargetVec.multLocal(easedT);
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vectorsToModify.updateVectorObject(tempStartVec.addLocal(tempTargetVec), v);
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}
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if (t >= 1f) {
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super.setIsFinished(true);
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}
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}
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public EaseVectorEffect setEaseToValueOverDuration(float dur, VectorGroup targetVector) {
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this.targetVectors = targetVector;
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duration = dur;
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startVectors = null;
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return this;
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}
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public void setDelayTime(float delay) {
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this.delay = delay;
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}
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public void setEaseFunction(EaseFunction func) {
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this.easeFunction = func;
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}
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@Override
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public void reset() {
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delayTimer = 0;
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easeTimer = 0;
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startVectors = null;
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super.reset();
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}
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}

‎vectoreffect/NoiseVectorEffect.java‎

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/*
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* Copyright (c) 2009-2026 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
14+
* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
18+
* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26+
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.jme3.vectoreffect;
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import com.jme3.math.Vector4f;
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import com.jme3.math.FastNoiseLite;
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import com.jme3.math.FastNoiseLite.NoiseType;
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/**
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*
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* @author yaRnMcDonuts
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*/
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public class NoiseVectorEffect extends AbstractVectorEffect implements VectorEffect {
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private FastNoiseLite noiseGenerator;
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private VectorGroup noiseMagnitudes;
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private VectorGroup originalVectorValues;
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private final Vector4f tempNoiseVariationVec = new Vector4f();
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private final Vector4f tempOriginalVec = new Vector4f();
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public float speed = 1;
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private float timeAccrued = 0;
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public NoiseVectorEffect(VectorGroup vectorObject, VectorGroup noiseMagnitude) {
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this(vectorObject, noiseMagnitude, NoiseType.OpenSimplex2, 0.5f);
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}
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public NoiseVectorEffect(VectorGroup vectorObject, VectorGroup noiseMagnitude, NoiseType noiseType,
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float frequency) {
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super(vectorObject);
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this.noiseMagnitudes = noiseMagnitude;
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noiseGenerator = new FastNoiseLite();
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noiseGenerator.SetFrequency(frequency);
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noiseGenerator.SetNoiseType(noiseType);
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}
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@Override
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public void update(float tpf) {
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super.update(tpf);
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if(originalVectorValues == null){
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originalVectorValues = vectorsToModify.clone();
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}
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timeAccrued += tpf;
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float noiseReturnVal = noiseGenerator.GetNoise(timeAccrued * speed, 12.671f + timeAccrued * speed * 0.92173f, 19.54f + timeAccrued * speed * 0.68913f);
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for(int v = 0; v < vectorsToModify.getSize(); v++){
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int magnitudeIndex = Math.min(v, noiseMagnitudes.getSize() - 1); //allows multiple vectors to share the same magnitude if desired
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noiseMagnitudes.getAsVector4(magnitudeIndex, tempNoiseVariationVec);
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tempNoiseVariationVec.multLocal(noiseReturnVal);
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originalVectorValues.getAsVector4(v, tempOriginalVec);
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vectorsToModify.updateVectorObject(tempOriginalVec.addLocal(tempNoiseVariationVec), v);
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}
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}
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public FastNoiseLite getNoiseGenerator() {
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return noiseGenerator;
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}
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public void setSpeed(float speed) {
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this.speed = speed;
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}
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@Override
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public void reset() {
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super.reset();
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originalVectorValues = null;
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}
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}

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